add backup&restore cookie feature

app/src/main/java/xyz/fycz/myreader/model/storage/Backup.kt

@@ -62,6 +62,7 @@ object Backup {
             "readRecord.json",
             "searchWord.json",
             "subscribe.json",
+            "cookie.json",
             "config.xml"
         )
     }
@@ -163,6 +164,13 @@ object Backup {
                         .writeText(json)
                 }
             }
+            DbManager.getDaoSession().cookieBeanDao.queryBuilder().list().let {
+                if (it.isNotEmpty()) {
+                    val json = GSON.toJson(it)
+                    FileUtils.getFile(backupPath + File.separator + "cookie.json")
+                        .writeText(json)
+                }
+            }
             try {
                 val setting = SysManager.getNewSetting()
                 val readStyles = setting.readStyles

app/src/main/java/xyz/fycz/myreader/model/storage/Restore.kt

@@ -166,6 +166,15 @@ object Restore {
             } catch (e: Exception) {
                 e.printStackTrace()
             }
+            try {
+                val file = FileUtils.getFile(path + File.separator + "cookie.json")
+                val json = file.readText()
+                GSON.fromJsonArray<CookieBean>(json)?.let {
+                    DbManager.getInstance().session.cookieBeanDao.insertOrReplaceInTx(it)
+                }
+            } catch (e: Exception) {
+                e.printStackTrace()
+            }
             try {
                 val settingFile = FileUtils.getFile(path + File.separator + "setting.json")
                 val settingJson = settingFile.readText()